Home / 6,105.85-9,159.44-1,944.88

Finding the Fourth Proportional to 6,105.85, 9,159.44 and 1,944.88

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Solution

The fourth proportional to 6,105.85, 9,159.44 and 1,944.88 is: 2,917.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,105.85 : 9,159.44 = 1,944.88 : x
  2. Step 2: Convert to fraction form
    6,105.85/9,159.44 = 1,944.88/x
  3. Step 3: Cross multiply
    6,105.85x = 9,159.44 × 1,944.88
  4. Step 4: Simplify right side
    6,105.85x = 17,813,979.04
  5. Step 5: Solve for x
    x = 17,813,979.04/6,105.85
  6. Step 6: Final answer
    x = 2,917.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.